[Intel-gfx] [PATCH 0/1] Add support for querying engine cycles
Umesh Nerlige Ramappa
umesh.nerlige.ramappa at intel.com
Thu Apr 29 00:34:09 UTC 2021
This is just a refresh of the earlier patch along with cover letter for the IGT
testing. The query provides the engine cs cycles counter.
v2: Use GRAPHICS_VER() instead of IG_GEN()
v3: Add R-b to the patch
v4: Split cpu timestamp array into timestamp and delta for cleaner API
Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa at intel.com>
Test-with: 20210429002959.69473-1-umesh.nerlige.ramappa at intel.com
Umesh Nerlige Ramappa (1):
i915/query: Correlate engine and cpu timestamps with better accuracy
drivers/gpu/drm/i915/i915_query.c | 148 ++++++++++++++++++++++++++++++
include/uapi/drm/i915_drm.h | 52 +++++++++++
2 files changed, 200 insertions(+)
--
2.20.1
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